[WIP] TrapHandler 2014/11/27.

src/base/platform/platform.h

Index: src/base/platform/platform.h
diff --git a/src/base/platform/platform.h b/src/base/platform/platform.h
index 0bf102723acfd74d6d130e2a6f01ae5e1975d6e8..f23c37f15893bd8c7468960b7318d6f1b01f4542 100644
--- a/src/base/platform/platform.h
+++ b/src/base/platform/platform.h
@@ -180,7 +180,8 @@ class OS {
   static void ProtectCode(void* address, const size_t size);
 
   // Assign memory as a guard page so that access will cause an exception.
-  static void Guard(void* address, const size_t size);
+  static void Guard(void* const address, size_t const size);
+  static void Unguard(void* const address, size_t const size);
 
   // Generate a random address to be used for hinting mmap().
   static void* GetRandomMmapAddr();